{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000684},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000685","480:4800000403","480:4800000644","480:4800000339","480:4800000612","480:4800000507","480:4800000574","480:4800000373","480:4800000715","480:4800000572","480:4800000375","480:4800000798","480:4800001039","480:4800000723","480:4800000681","480:4800000345","480:4800000434","480:4800000645","480:4800000336","480:4800000874","480:4800000690","480:4800000383","480:4800000569","480:4800000622","480:4800000318"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8222023912854436,0.7306792649605547,0.59014728062853,0.5420511576280617,0.49736877341813385,0.47032074673012586,0.4182172426091317,0.41119705599340095,0.3975683474610362,0.36915632676030763,0.3635828917895349,0.3272650193557292,0.3127989431080314,0.3072549277812255,0.2902132543806082,0.289330046757353,0.28841678383436514,0.2775571457638958,0.27625813930414966,0.2680098618320111,0.2674344827424018,0.26001675530526985,0.2529036716385835,0.24339207926195183,0.2423247020679832],"twin_dists":[0.08126629645343965,0.10288497163423295,0.13338345629234458,0.14373238263810847,0.1534964284955088,0.15952271086493083,0.17148884830418898,0.17314590027553528,0.1763988559379533,0.18335178338398828,0.18474598754015112,0.19411652605397975,0.19800596774023252,0.19952352435660042,0.20429048509980305,0.2045419860073738,0.2048025277573384,0.20793943221430225,0.20831961387919132,0.210759644231696,0.21093157477357374,0.21316903833946957,0.2153526261703154,0.21833455280759337,0.2186738290321239],"n_dims_used":43,"mean_confidence":0.9134639473848565},"coverage":{"mean_confidence":0.9134639473848565,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}